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EWG's Tap Water Database — 2021 UPDATE

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Tribromoacetic acid

Daviess County Public Water Supply District 2

Tribromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

MORE ABOUT THIS CONTAMINANT

 

42

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
20151.11 ppb81ND - 8.87 ppb
2016ND80ND
2017ND80ND
2018ND60ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for tribromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-19AC16682ND
2014-03-19AC16681ND
2014-03-21AC16683ND
2014-03-21AC16684ND
2014-06-11AC28987ND
2014-06-11AC28988ND
2014-06-11AC28989ND
2014-09-09AC30615ND
2014-10-21AC37643ND
2014-10-21AC37644ND
2015-03-09AC40367ND
2015-03-09AC40368ND
2015-04-26AC45037ND
2015-04-26AC45038ND
2015-07-20AC54270ND
2015-07-20AC54271ND
2015-10-21AC61200ND
2015-10-21AC611998.87 ppb
2016-01-25AC65007ND
2016-01-25AC65006ND
2016-05-16AC69366ND
2016-05-16AC69365ND
2016-08-22AC79695ND
2016-08-22AC79694ND
2016-11-16AC86274ND
2016-11-16AC86273ND
2017-02-06AC89084ND
2017-02-06AC89083ND
2017-04-27AC94445ND
2017-04-27AC94446ND
2017-09-05AD01383ND
2017-09-05AD01382ND
2017-11-14AD07881ND
2017-11-14AD07882ND
2018-03-07AD11323ND
2018-03-07AD11324ND
2018-08-07AD17996ND
2018-08-07AD17997ND
2018-08-07AD29159ND
2018-08-07AD29160ND
2019-09-16AD51777ND
2019-09-16AD51778ND